The Kolkata-Guwahati Garib Rath Express is a bi-weekly superfast Garib Rath Express, that runs between Guwahati (GHY) to Kolkata Terminus (KOAA, Chitpur), operated by NF Railway zone of Indian Railway. It falls into the category of Garib Rath type trains meaning poor man's chariot. The rakes of this train belong to NF Railway and this is the only Garib Rath of the zone.
Numbered as 2517/2518. 2517 departs from Kolkata (KOAA) terminus on every Thursday and Sunday at 21:40 and arrives Guwahati every Friday and Monday at 15:40. The train stops at Bandel Jn, Katwa, Azimganj, Malda Town, Kishengunj, New Jalpaiguri, New Alipurduar, Kokrajhar, New Bongaigaon, Goalpara Town enroute Guwahati. It covers a distance of 1,027 kilometres (638 mi) in 18 hours with an average moving speed of 59 kilometres per hour (37 mph).
2518 departs Guwahati on every Wednesday and Saturday at 21:00 and arrives at Kolkata Terminus at 15:00 on every Thursday and Sunday covering a distance of 1,027 km in 18 hours with an average moving speed of 59 km/h. It stops at Goalpara Town, New Bongaigaon, Kokrajhar, New Alipurduar, New Jalpaiguri, Kishengunj, Malda Town, Azimgunj, Katwa, Bandel Jn enroute Kolkata.
The train consists of 10 Garib Rath three tier Ac coaches and two Generator Car. Total number of coaches is 12.
The train is hauled by diesel loco for the entire journey. Usual links are WDM-3A from Andal/HWH/MLDT/BWN or WDM-2A from NGC diesel loco shed. The train has received a good patronage and is considered as an important train for the route.